Market Notices

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 23/02/2024

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.115047 is cancelled at 1645 hrs 23/02/2024.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 23/02/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1600 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs

The capacity reserve requirement is 1370 MW
The minimum capacity reserve available is 1252 MW

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the SA region - 21/02/2024

The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No.114929 is cancelled at 1945 hrs 21/02/2024.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Update - Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 21/02/2024

Refer AEMO Electricity Market Notice 114927

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 1900 hrs.
The Actual LOR1 condition is not forecast in Pre Dispatch

The capacity reserve requirement is 428 MW
The minimum capacity reserve available is 277 MW

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 21/02/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 1830 hrs.
The Actual LOR1 condition is not forecast in Pre Dispatch

The capacity reserve requirement is 431 MW
The minimum capacity reserve available is 414 MW

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update - Significant power system event - 13/02/2024

Refer AEMO Electricity Market Notices 114685

At 1247 hrs 15/02/2024 the Hazelwood PS - Jeeralang No 2 220kV line was returned to service in the Victoria region

All of the equipment has now been returned to service.

The cause of this significant power system event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.

AEMO will not reclassify this event as a credible contingency event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

At 1827 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region, the following plant was returned to service.

The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer

The Jeeralang - Hazelwood No 2 220kV line remains out of service.

Refer to Network outage scheduler (NOS) for further details.

Refer Market notice 114641 and 114643

This Market Notice is issued in accordance with NER clause 4.8.3.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

At 1543 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region the following plant tripped.

The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer
The Jeeralang Hazelwood No2 220kV line.

Refer Market notice 114641

Updates will be provided as additional information becomes available.

This Market Notice is issued in accordance with NER clause 4.8.3.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - TAS region - 13/02/2024

At 1602 hrs the Norwood -Scottsdale 110kV line and the Norwood - Scottsdale -Derby 110kV line tripped.

AEMO did not instruct load shedding.

AEMO has been advised 8MW of electrical load and 24MW of generation has been disconnected.

The cause of this non credible contingency event is not known at this stage.

Manager NEM Real Time Operations